CVE-2025-40889

A path traversal vulnerability was discovered in the Time Machine functionality due to missing validation of two input parameters. An authenticated user with limited privileges, by issuing a specifically-crafted request, can potentially alter the structure and content of files in the /data folder, and/or affect their availability.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://security.nozominetworks.com/NN-2025:9-01	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:nozominetworks:cmc::::::::
	cpe:2.3:a:nozominetworks:guardian::::::::

History

18 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad de salto de ruta fue descubierta en la funcionalidad de Time Machine debido a la falta de validación de dos parámetros de entrada. Un usuario autenticado con privilegios limitados, al emitir una solicitud específicamente diseñada, puede potencialmente alterar la estructura y el contenido de los archivos en la carpeta /data, y/o afectar su disponibilidad.

Information

Published : 2025-10-07 13:15

Updated : 2026-10-18 21:10

NVD link : CVE-2025-40889

Mitre link : CVE-2025-40889

CVE.ORG link : CVE-2025-40889

JSON object : View

Products Affected

nozominetworks

guardian
cmc

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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